651 studies found for:    Open Studies | "Tomography, X-Ray Computed"
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21 Recruiting Safety of Low Dose IV Contrast CT Scanning in Chronic Kidney Disease
Conditions: Chronic Kidney Disease;   Pulmonary Embolism;   Renal Artery Stenosis;   Pulmonary Cancer
Interventions: Drug: Low Volume iso-osmolar non-ionic radio contrast medium;   Drug: Acetylcysteine Inhalation;   Drug: Sodium Bicarbonate Solution;   Procedure: 64-MDCT Scanning
22 Recruiting Simultaneous CBCT Acquisition During Arc Radiotherapy
Conditions: Prostate Cancer;   Lung Cancer
Intervention: Radiation: Cone Beam Computed Tomography
23 Recruiting 18F-DOPA-PET in Planning Surgery in Patients With Gliomas
Conditions: Malignant Glioma;   Recurrent Brain Neoplasm
Interventions: Procedure: Biopsy;   Procedure: Computed Tomography;   Procedure: Diffusion Weighted Imaging;   Drug: Fluorine F 18 Fluorodopa;   Other: Laboratory Biomarker Analysis;   Procedure: Perfusion Magnetic Resonance Imaging;   Procedure: Positron Emission Tomography;   Procedure: Therapeutic Conventional Surgery
24 Recruiting Imaging Biomarkers in Pancreatic Cancer
Condition: Pancreatic Cancer
Interventions: Procedure: Computed Tomography (CT);   Behavioral: Questionnaire
25 Recruiting Diagnostic Imaging Strategies for Patients With Stable Chest Pain and Intermediate Risk of Coronary Artery Disease
Condition: Coronary Artery Disease
Interventions: Procedure: Computed tomography angiography (cardiac CT);   Procedure: Invasive coronary angiography (ICA)
26 Recruiting Prostate Delineation: High Quality Volume CT
Condition: Prostate Cancer
Intervention: Other: High Quality Volume CT Scan; MRI Scan
27 Unknown  Performance of the Water-Enema Computed Tomography (WE-CT)
Condition: Colon Cancer
Intervention: Procedure: Water-Enema Computed Tomography
28 Recruiting The Supplementary Role of Non-invasive Imaging to Routine Clinical Practice in Suspected Non-ST-elevation Myocardial Infarction
Conditions: Chest Pain;   Myocardial Infarction;   Acute Coronary Syndrome;   Coronary Artery Disease;   Myocardial Ischemia
Interventions: Other: Cardiovascular Magnetic Resonance Imaging;   Other: Computed Tomography Angiography
29 Recruiting Chest CT With Iterative Reconstruction as an Alternative to Conventional Chest X-ray Prior to Heart Surgery
Conditions: Cardiac Defects;   Disorder; Heart, Functional, Postoperative, Cardiac Surgery;   Stroke
Intervention: Other: CT scan
30 Recruiting Myeloid Derived Suppressor Cells Clinical Assay in Finding and Monitoring Kidney Cancer
Conditions: Healthy Subject;   Metastatic Renal Cell Cancer;   Recurrent Renal Cell Carcinoma;   Stage I Renal Cell Cancer;   Stage II Renal Cell Cancer;   Stage III Renal Cell Cancer
Interventions: Procedure: Computed Tomography;   Other: Cytology Specimen Collection Procedure;   Other: Laboratory Biomarker Analysis;   Procedure: Magnetic Resonance Imaging
31 Recruiting 18F-FSPG PET/CT for Cancer Patients on Therapy
Conditions: B-Cell Neoplasm;   Estrogen Receptor Negative;   HER2/Neu Negative;   Metastatic Renal Cell Cancer;   Progesterone Receptor Negative;   Stage III Mesothelioma;   Stage III Renal Cell Cancer;   Stage IIIA Breast Cancer;   Stage IIIA Non-Small Cell Lung Cancer;   Stage IIIB Non-Small Cell Lung Cancer;   Stage IIIC Breast Cancer;   Stage IV Breast Cancer;   Stage IV Mesothelioma;   Stage IV Non-Small Cell Lung Cancer;   Stage IV Renal Cell Cancer;   Triple-Negative Breast Carcinoma
Interventions: Procedure: Computed Tomography;   Radiation: Fluorine F 18 L-glutamate Derivative BAY94-9392;   Procedure: Positron Emission Tomography;   Procedure: Magnetic Resonance Imaging
32 Not yet recruiting FES PET/CT in Predicting Response in Patients With Newly Diagnosed Metastatic Breast Cancer Receiving Endocrine Therapy
Conditions: Estrogen Receptor Positive;   HER2/Neu Negative;   Progesterone Receptor Negative;   Progesterone Receptor Positive;   Stage IV Breast Cancer
Interventions: Procedure: Computed Tomography;   Radiation: F-18 16 Alpha-Fluoroestradiol;   Other: Laboratory Biomarker Analysis;   Procedure: Positron Emission Tomography
33 Recruiting FLT PET/CT in Measuring Response in Patients With Previously Untreated Acute Myeloid Leukemia
Condition: Untreated Adult Acute Myeloid Leukemia
Interventions: Drug: Chemotherapy;   Procedure: Computed Tomography;   Drug: Cytarabine;   Other: Fluorothymidine F-18;   Other: Laboratory Biomarker Analysis;   Procedure: Positron Emission Tomography
34 Recruiting PET-Adjusted Intensity Modulated Radiation Therapy and Combination Chemotherapy in Treating Patients With Stage II-IV Non-small Cell Lung Cancer
Conditions: Metastatic Malignant Neoplasm in the Brain;   Recurrent Non-Small Cell Lung Carcinoma;   Stage IIA Non-Small Cell Lung Carcinoma;   Stage IIB Non-Small Cell Lung Carcinoma;   Stage IIIA Non-Small Cell Lung Cancer;   Stage IIIB Non-Small Cell Lung Cancer;   Stage IV Non-Small Cell Lung Cancer
Interventions: Drug: Carboplatin;   Procedure: Computed Tomography;   Radiation: Intensity-Modulated Radiation Therapy;   Drug: Paclitaxel;   Procedure: Positron Emission Tomography;   Radiation: Proton Beam Radiation Therapy
35 Recruiting MRI and PET Imaging in Predicting Treatment Response in Patients With Stage IB-IVA Cervical Cancer
Conditions: Cervical Adenocarcinoma;   Cervical Adenosquamous Carcinoma;   Cervical Squamous Cell Carcinoma;   Cervical Undifferentiated Carcinoma;   Recurrent Cervical Carcinoma;   Stage IB Cervical Cancer;   Stage IIA Cervical Cancer;   Stage IIB Cervical Cancer;   Stage IIIA Cervical Cancer;   Stage IIIB Cervical Cancer;   Stage IVA Cervical Cancer
Interventions: Procedure: Computed Tomography;   Procedure: Diffusion Weighted Imaging;   Procedure: Dynamic Contrast-Enhanced Magnetic Resonance Imaging;   Radiation: Fludeoxyglucose F-18;   Procedure: Magnetic Resonance Spectroscopic Imaging;   Procedure: Positron Emission Tomography
36 Recruiting Entinostat in Combination With Aldesleukin in Treating Patients With Metastatic Kidney Cancer
Conditions: Clear Cell Renal Cell Carcinoma;   Metastatic Renal Cell Cancer;   Stage III Renal Cell Cancer;   Stage IV Renal Cell Cancer
Interventions: Biological: Aldesleukin;   Procedure: Computed Tomography;   Drug: Entinostat;   Radiation: Fludeoxyglucose F-18;   Other: Laboratory Biomarker Analysis;   Other: Pharmacological Study;   Procedure: Positron Emission Tomography
37 Recruiting 11C Methionine PET for the Detection of Hyperfunctional Parathyroid Tissues
Condition: Primary Hyperparathyroidism
Interventions: Radiation: 11C-Methionine PET/CT scanning;   Radiation: 18F-FDG PET/CT scanning;   Radiation: SPECT-CT scanning
38 Recruiting PET CT in Suspected CIED Infection, a Pilot Study - PET Guidance I
Conditions: Complications;   Infective Endocarditis;   Implant Site Pocket Infection;   Fever of Unknown Origin
Intervention: Other: PET CT
39 Recruiting The Optimization of a Low-dose Computed Tomography Protocol in Patients With Suspected Uncomplicated Acute Appendicitis
Conditions: Appendicitis;   Other and Unspecified Acute Appendicitis;   Acute Disease;   Gastrointestinal Diseases;   Intra-abdominal Infection
Interventions: Radiation: Low-dose CT;   Procedure: Laparoscopic appendectomy
40 Not yet recruiting Computed Tomography CT Venography During Postpartum Venous Thromboembolism
Condition: Pulmonary Thromboembolism
Intervention: Procedure: computed tomography venography

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